Home / 59,143.20-88,728.98-19,700.66

Finding the Fourth Proportional to 59,143.20, 88,728.98 and 19,700.66

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Solution

The fourth proportional to 59,143.20, 88,728.98 and 19,700.66 is: 29,555.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,143.20 : 88,728.98 = 19,700.66 : x
  2. Step 2: Convert to fraction form
    59,143.20/88,728.98 = 19,700.66/x
  3. Step 3: Cross multiply
    59,143.20x = 88,728.98 × 19,700.66
  4. Step 4: Simplify right side
    59,143.20x = 1,748,019,467.13
  5. Step 5: Solve for x
    x = 1,748,019,467.13/59,143.20
  6. Step 6: Final answer
    x = 29,555.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.